72618957

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1637}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 113218560

約数和(自身を除く): 40599603

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 279, 477, 837, 1431, 1637, 1643, 4911, 4929, 14733, 14787, 44199, 44361, 50747, 86761, 152241, 260283, 456723, 780849, 1370169, 2342547, 2689591, 8068773, 24206319, 72618957]

約数ペア:

[(1, 72618957), (3, 24206319), (9, 8068773), (27, 2689591), (31, 2342547), (53, 1370169), (93, 780849), (159, 456723), (279, 260283), (477, 152241), (837, 86761), (1431, 50747), (1637, 44361), (1643, 44199), (4911, 14787), (4929, 14733)]